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Magnetic Resonance Imaging of Multiple Sclerosis at 7.0 Tesla
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Published on: February 19, 2021

Gender differences in MRI studies on multiple sclerosis.

Franz Fazekas1, Christian Enzinger, Mirja Wallner-Blazek

  • 1Department of Neurology, Medical University of Graz, Auenbruggerplatz 22, A-8036 Graz, Austria. franz.fazekas@medunigraz.at

Journal of the Neurological Sciences
|August 28, 2009
PubMed
Summary
This summary is machine-generated.

Gender does not appear to independently influence multiple sclerosis (MS) brain changes on MRI. This review found no significant differences in MS-related morphologic changes between male and female patients beyond other clinical factors.

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Area of Science:

  • Neuroimaging
  • Neurology
  • Radiology

Background:

  • Magnetic resonance imaging (MRI) offers detailed insights into central nervous system changes in multiple sclerosis (MS).
  • Investigating gender's impact on MS course and severity using MRI is an emerging area of research.
  • Existing literature presents conflicting findings regarding gender differences in MS.

Purpose of the Study:

  • To review and synthesize existing literature on the impact of gender on MS-related morphologic changes assessed by MRI.
  • To evaluate whether gender influences the evolution of MS pathology as visualized through neuroimaging techniques.

Main Methods:

  • Systematic literature review excluding treatment trials.
  • Analysis focused on studies investigating gender's effect on MS-related MRI findings.
  • Inclusion of data from large, pooled datasets and cross-sectional/longitudinal studies.

Main Results:

  • Some smaller studies suggested more contrast-enhancing lesions in women, but this was not observed in a large pooled dataset of untreated patients.
  • Large-scale studies found no significant gender-based differences in T2/T1 lesion burden or brain atrophy.
  • Advanced MRI techniques like magnetisation transfer ratio and diffusion tensor imaging also showed no independent gender effects.

Conclusions:

  • The review indicates no independent gender differences in brain MRI findings for multiple sclerosis.
  • Observed variations in MS presentation are likely attributable to demographic and clinical factors like age, disease duration, and disability grade, rather than gender alone.